| Subject | Welsh | English |
| comp., MS | Grid Data | Data Grid (An instance of Excel that has minimal UI and that enables a user to insert or edit chart data within the context of a non-Excel Office document) |
| comp., MS | grid priodwedd lefel-uchaf | top-level property grid (A property grid that only displays the properties that appear in the sentence-level view of an action) |
| comp., MS | llinell grid | gridline (A line added to a chart that makes it easier to view and evaluate data. Gridlines extend from the tick marks on an axis across the plot area) |
| comp., MS | llinellau grid | grid lines (The faint vertical and horizontal lines that appear in the drawing window when the grid is turned on. You can use grid lines to help position shapes precisely) |
| comp., MS | Matrics Grid | Grid Matrix (A SmartArt graphic layout used to show the placement of concepts along two axes. Emphasizes the individual components rather than the whole. The first four lines of Level 1 text appear in the quadrants. Unused text does not appear, but remains available if you switch layouts) |
| comp., MS | tarddiad grid | grid origin (The point that defines the layout of grid lines on the drawing page. A vertical grid line and a horizontal grid line pass through the grid origin, and all other grid lines are drawn at specified intervals from these reference lines) |